m(ppa)=120×1,3=156г
m(K2CO3)=156×0,16=24,96г
n(K2CO3)=24,96:138≈0,18моль
0,18 0,36
K2CO3+2HCl--->2KCl+CO2+H2O
m(HCl)=0,36×36=12,96г
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m(ppa)=120×1,3=156г
m(K2CO3)=156×0,16=24,96г
n(K2CO3)=24,96:138≈0,18моль
0,18 0,36
K2CO3+2HCl--->2KCl+CO2+H2O
m(HCl)=0,36×36=12,96г